[Lustre-discuss] New lustre message
Brock Palen
brockp at umich.edu
Thu Aug 21 20:36:49 PDT 2008
On Aug 21, 2008, at 11:17 PM, Brian J. Murrell wrote:
> On Thu, 2008-08-21 at 22:23 -0400, Brock Palen wrote:
>> I don't know if this is a bad thing, I was doing a stress of our new
>> lustre install and managed to have a client kicked out with the
>> following message on the OST that kicked it out:
>
> To be clear the below message is not a client being evicted but
> rather a
> client trying to reconnect after it has been evicted.
Thanks yes, this message appeared after the eviction notice,
>
>> Lustre: 6584:0:(ldlm_lib.c:760:target_handle_connect()) nobackup-
>> OST0000: refuse reconnection from 749b3c01-4ac0-
>> cc80-157c-86c845d6d60a at 10.164.1.93@tcp to 0x00000102f7cdc000; still
>> busy with 6 active RPCs
>
> The OSS is refusing to allow the client to reconnect however
> because it
> is still trying to finish the transactions the client had in progress
> when it was evicted.
Good to know that its just for 'that' client.
>
>> Was this just a result of hammering the filesystem really hard?
>
> Could be, if the load was atypical and you have tuned your obd_timeout
> for a more typical load. Typically, until AT is in full swing, you
> need
> to tune for your worst case scenario.
>
> b.
>
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